865007855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^2\times {\mathrm{2267}}^1$

素因数の和:2423

約数の個数: 24

約数和(自身を含む): 1116209808

約数和(自身を除く): 251201953

約数列:

[1, 5, 17, 67, 85, 335, 1139, 2267, 4489, 5695, 11335, 22445, 38539, 76313, 151889, 192695, 381565, 759445, 2582113, 10176563, 12910565, 50882815, 173001571, 865007855]

約数ペア:

[(1, 865007855), (5, 173001571), (17, 50882815), (67, 12910565), (85, 10176563), (335, 2582113), (1139, 759445), (2267, 381565), (4489, 192695), (5695, 151889), (11335, 76313), (22445, 38539)]